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-rw-r--r--package/base-files/files/lib/upgrade/fwtool.sh3
1 files changed, 3 insertions, 0 deletions
diff --git a/package/base-files/files/lib/upgrade/fwtool.sh b/package/base-files/files/lib/upgrade/fwtool.sh
index 984c173097..49f02b7bd9 100644
--- a/package/base-files/files/lib/upgrade/fwtool.sh
+++ b/package/base-files/files/lib/upgrade/fwtool.sh
@@ -9,6 +9,9 @@ fwtool_check_image() {
if ! fwtool -q -i /tmp/sysupgrade.meta "$1"; then
echo "Image metadata not found"
+ [ "$REQUIRE_IMAGE_METADATA" = 1 -a "$FORCE" != 1 ] && {
+ echo "Use sysupgrade -F to override this check when downgrading or flashing to vendor firmware"
+ }
[ "$REQUIRE_IMAGE_METADATA" = 1 ] && return 1
return 0
fi